<html>
    <head>
        <title>Itowns - Parsing VRT + CSV</title>

        <script type="importmap">
        {
            "imports": {
                "itowns": "../dist/itowns.js",
                "debug": "../dist/debug.js",
                "dat": "https://unpkg.com/dat.gui@0.7.9/build/dat.gui.module.js",
                "GuiTools": "./jsm/GUI/GuiTools.js",
                "LoadingScreen": "./jsm/GUI/LoadingScreen.js",
                "CSVnVRTParser": "./jsm/plugins/CSVnVRTParser.js",
                "FeatureToolTip": "./jsm/plugins/FeatureToolTip.js",
                "itowns_widgets": "../dist/itowns_widgets.js",
                "papaparse": "https://esm.sh/papaparse@5.5.2",
                "three": "https://unpkg.com/three@0.170.0/build/three.module.js",
                "three/addons/": "https://unpkg.com/three@0.170.0/examples/jsm/"
            }
        }
        </script>
        <meta charset="UTF-8">
        <link rel="stylesheet" type="text/css" href="css/example.css">
        <link rel="stylesheet" type="text/css" href="css/LoadingScreen.css">

        <meta name="viewport" content="width=device-width, initial-scale=1.0">
    </head>
    <body>
        <div id="viewerDiv"></div>
        <script type="module">

            import GuiTools from 'GuiTools';
            import setupLoadingScreen from 'LoadingScreen';
            import * as THREE from 'three';
            import * as itowns from 'itowns';
            import * as debug from 'debug';
            import * as itowns_widgets from 'itowns_widgets';
            import CSVnVRTParser from 'CSVnVRTParser';
            import FeatureToolTip from 'FeatureToolTip';
            import Papa from 'papaparse';

            // Define initial camera position
            var placement = {
                coord: new itowns.Coordinates('EPSG:4326', 2.351323, 48.856712),
                range: 25000,
            }

            // `viewerDiv` will contain iTowns' rendering area (`<canvas>`)
            var viewerDiv = document.getElementById('viewerDiv');

            // Instanciate iTowns GlobeView*
            var view = new itowns.GlobeView(viewerDiv, placement);
            var menuGlobe = new GuiTools('menuDiv', view);

            setupLoadingScreen(viewerDiv, view);
            FeatureToolTip.init(viewerDiv, view);

            // Add one imagery layer to the scene
            // This layer is defined in a json file but it could be defined as a plain js
            // object. See Layer* for more info.
            itowns.Fetcher.json('./layers/JSONLayers/OPENSM.json').then(function _(config) {
                config.source = new itowns.TMSSource(config.source);
                var layer = new itowns.ColorLayer('OPENSM', config);
                view.addLayer(layer).then(menuGlobe.addLayerGUI.bind(menuGlobe));
            });

            // In this case, a VRT is associated to a CSV
            itowns.Fetcher.multiple('https://raw.githubusercontent.com/iTowns/iTowns2-sample-data/master/vrt/velib-disponibilite-en-temps-reel', {
                xml: ['vrt'],
                text: ['csv'],
            }).then(function _(res) {
                res.csv = Papa.parse(res.csv.trim()).data;
                return CSVnVRTParser.parse(res, { out: {
                    crs: view.tileLayer.extent.crs,
                }});
            }).then(function _(features) {
                var velibSource = new itowns.FileSource({ features });

                var velibLayer = new itowns.ColorLayer('velib', {
                    source: velibSource,
                    style: {
                        zoom: { min: 10, max: 20 },
                        point: {
                            color: 'cyan',
                            line: 'red',
                            radius: 3,
                        },
                        text: {
                            field: '{name}\nCapacity: {Capacity}',
                            haloColor: 'white',
                            haloWidth: 1,
                        },
                    },
                    addLabelLayer: true,
                });

                return view.addLayer(velibLayer);
            }).then(function _(layer) {
                FeatureToolTip.addLayer(layer, { filterAllProperties: false });
            });
            window.view = view;
            window.itowns = itowns;
            window.THREE = THREE;

        </script>
    </body>
</html>
